Finding the Third Proportional to 16,553,404.90 and 35,636,673.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,553,404.90 : 35,636,673.30 = 35,636,673.30 : x
2. Step 2: Convert to fraction form
   16,553,404.90/35,636,673.30 = 35,636,673.30/x
3. Step 3: Cross multiply
   16,553,404.90x = 35,636,673.30 × 35,636,673.30
4. Step 4: Simplify right side
   16,553,404.90x = 1,269,972,484,225,062.25
5. Step 5: Solve for x
   x = 1,269,972,484,225,062.25/16,553,404.90
6. Step 6: Final answer
   x = 76,719,713.68